diff --git a/source/Tutorials.rst b/source/Tutorials.rst
index 4fc366a4155..d10104ed7a3 100644
--- a/source/Tutorials.rst
+++ b/source/Tutorials.rst
@@ -34,12 +34,12 @@ Developers
 
 .. toctree::
    :maxdepth: 1
-   
+
    Tutorials/Workspace/CreatingAWorkspace
    Tutorials/CreatingAROS2Package
    Tutorials/GettingStartedWithRos2Doctor
 
-   
+
 
 Miscellaneous
 -------------
diff --git a/source/Tutorials/Parameters/UnderstandingROS2Parameters.rst b/source/Tutorials/Parameters/UnderstandingROS2Parameters.rst
index e499607da84..c5754fe8432 100644
--- a/source/Tutorials/Parameters/UnderstandingROS2Parameters.rst
+++ b/source/Tutorials/Parameters/UnderstandingROS2Parameters.rst
@@ -126,16 +126,7 @@ Your terminal should return the message:
 
   Set parameter successful
 
-The turtlesim window’s background color hasn’t changed yet, though.
-To trigger the change, you have to call:
-
-.. code-block:: bash
-
-  ros2 service call /clear std_srvs/srv/Empty
-
-.. link to services tutorial “service call” section
-
-This is an implementation detail left over from turtlesim on ROS 1, where parameters weren’t dynamically reconfigurable.
+And the background of your turtlesim window should change colors:
 
 .. image:: set.png